1
JEE Main 2023 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
The major product formed in the following reaction is
A
B
C
D
2
JEE Main 2023 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Match List I with List II
| LIST I Enzymatic reaction |
LIST II Enzyme |
||
|---|---|---|---|
| A. | Sucrose $$\to$$ Glocuse and Fructose | I. | Zymase |
| B. | Glucose $$\to$$ ethyl alcohol and CO$$_2$$ | II. | Pepsin |
| C. | Starch $$\to$$ Maltose | III. | Invertase |
| D. | Proteins $$\to$$ Amino acids | IV. | Diastase |
Choose the correct answer from the options given below:
3
JEE Main 2023 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Compound $$\mathrm{P}$$ is neutral, $$\mathrm{Q}$$ gives effervescence with $$\mathrm{NaHCO}_{3}$$ while $$\mathrm{R}$$ reacts with Hinsbergs reagent to give solid soluble in $$\mathrm{NaOH}$$. Compound $$\mathrm{P}$$ is
A
B
C
D
4
JEE Main 2023 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Match List I with List II
| LIST I Name of reaction |
LIST II Reagent used |
||
|---|---|---|---|
| A. | Hell-Volhard-Zelinsky reaction | I. | $$NaOH + {I_2}$$ |
| B. | Iodoform reaction | II. | (i) $$Cr{O_2}C{l_2},C{S_2}$$ (ii) $${H_2}O$$ |
| C. | Etard reaction | III. | (i) $$B{r_2}$$ / red phosphorus (ii) $$H_2O$$ |
| D. | Gatterman-Koch reaction | IV. | $$CO,HCl,$$, anhyd. $$AlC{l_3}$$ |
Choose the correct answer from the options given below:
Paper analysis
Total Questions
Chemistry
30
Mathematics
30
Physics
30
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